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Colonization of Brazil by the cattle egret

In recent years the cattle egret (Bubulcus ibis) has colonized American continent. Invasive species are a worldwide problem and studies are devoted to assess the damage they cause to local species popula ...

May 09, 2014
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Mummy-making wasps discovered in Ecuador

Some Ecuadorian tribes were famous for making mummified shrunken heads from the remains of their conquered foes. Field work in the cloud forests of Ecuador by Professor Scott Shaw, University of Wyoming, ...

May 08, 2014
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Killing a name of an extinct sea cow species

Sirenians, or sea cows, are a particular group of mammals that superficially resembles whales in having, amongst other features, a streamlined-body and horizontal tail fluke. Though belonging to the so-called ...

Apr 02, 2014
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